fragmenter: reinstate RLock to mutex conn for TX

anr-bmbf-pivot · Feb 21, 2023 · 0b54c38 · 0b54c38
1 parent da15b0a
commit 0b54c38
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/pylibschc/__init__.py b/pylibschc/__init__.py
@@ -9,4 +9,4 @@
 __copyright__ = "Copyright 2023 Freie Universität Berlin"
 __license__ = "GPLv3"
 __email__ = "[email protected]"
-__version__ = "0.2.0b0"
+__version__ = "0.2.0b1"
diff --git a/pylibschc/fragmenter.py b/pylibschc/fragmenter.py
@@ -112,14 +112,16 @@ def __init__(  # pylint: disable=too-many-arguments
         self.mode = mode
         self._conn = self.conn_cls(ops=self)
         self._init_tx = False
-        self._tx_conn_lock = threading.Lock()
+        self._tx_conn_lock = threading.RLock()
         self._rx_conn_lock = threading.Lock()
 
     def _tx_conn_release(self):
         self._init_tx = False
         self._conn.reset()
-        if self._tx_conn_lock.locked():  # pragma: no cover
+        try:
             self._tx_conn_lock.release()
+        except RuntimeError:
+            pass
 
     def _end_fragmentation_tx(self, conn: FragmentationConnection):
         if self._real_end_tx:  # pragma: no cover